Pet sponge



FIG. 1 is a perspective view showing the pet sponge;

FIG. 2 is an elevation view of one side of my invention, the other sidebeing the mirror image thereof;

FIG. 3 is an elevation view of the end of my invention, the other endbeing the mirror image thereof;

FIG. 4 is an elevation view of the top of my invention; and,

FIG. 5 is an elevation view of the bottom of my invention.

The ornamental design for a pet sponge, substantially as shown anddescribed.